mod find_duplicate_subtrees;
mod minimum_abs_difference;
mod print_tree;
mod find_longest_chain646;
mod trim_mean_1619;
mod flip_lights_672;
mod rectangle_area_850;
mod max_length_between_equal_characters_1624;
mod largest_island_827;
// mod merge_alternately_1768; // 左边没有运行按钮的，代码没写测试代码 // not found in this scope ??
mod job_scheduling_1235;
mod sum_subarray_mins_907;
mod reachable_nodes_h882;
mod min_number_of_hours_s2383;
mod alert_names_s1604;
mod restore_matrix_m1605;
mod arithmetic_triplets_s2367;
mod mask_pii_m831;
mod next_larger_nodes_m1019;
mod longest_arith_seq_length_m1027;
mod min_height_shelves_m1105;
mod last_substring_h1163;
mod hardest_worker_s2423;
mod generate_matrix_m59;

pub struct Solution {} // 放这儿是哪儿用来着？ -> use crate::solution::Solution;